how to repair aggregate driveway

1. Remove grime and grease stains with a power washer and a scrub brush. ...
2. Fill any cracks and holes created by dislodged aggregate with vinyl concrete patching compound using a putty knife and trowel.
3. Use a roller brush to apply a coat of bonding adhesive over the entire driveway.
4. Mix a package of concrete and water in a concrete mixer until it is thick and spreadable. ...
5. Use a shovel to scatter decorative stones evenly over the surface. ...
6. Hose off the surface and use a stiff broom to brush off the thin top layer of cement. Expose only the top of the aggregate.
7. Roll a coat of penetrating sealer over the driveway with a roller brush after it cures for about a week.

How do you fill cracks in aggregate driveway?

• Use kneepads to cushion your knees if you have to kneel to make a lot of repairs.
• To use the driveway as soon as possible, choose a rapid or fast-set crack filler.
• Some concrete patching compounds will harden in a few hours, but it make take days or a week for other kinds to cure and dry. ...

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How to clean oil spots from aggregate driveways?

How to Remove Oil Stains From an Asphalt Driveway

• Basics of Cleaning Oil From Asphalt Surfaces. Even before you begin, you have an advantage. ...
• Pressure Washing. Do-it-yourself pressure washing an asphalt driveway will break up and wash away oil stains. ...
• Green Degreasers. ...
• Oven Cleaner. ...
• Granular Clay. ...
• Cat Litter. ...
• Penetrating Oils. ...
• Baking Soda. ...

How to improve the drainage of your driveway?

Safety first!

1. Level Ground. Level off ground to a minimum of 150mm below the level of the finished driveway. ...
2. Sub-Base. Lay 60mm of sub-base and level and compact this with a wacker plate.
3. Lay Wire Mesh. Lay a wire mesh to cover the area of the driveway before securing the heating cables to the mesh with zip ties.
4. Finishing Touches

Can you resurface exposed aggregate?

So if you have an existing concrete structure that is structurally sound, you can use exposed aggregate concrete to resurface it to look just like exposed concrete. How do you fix bad Exposed aggregate concrete? Acid washing will help to remove the surface marks. First, mix a 1:1 solution of muriatic acid in water.

Can you repair aggregate concrete?

With the loss of the aggregate, the slab develops surface bald patches or depressions. To restore the appearance of the slab, you must patch these damaged areas. An epoxy mix, combined with new aggregate, can provide the patch you need.

How do you repair a cracked aggregate driveway?

3:286:08Apply & Match crack filler to exposed aggregate driveway - YouTubeYouTubeStart of suggested clipEnd of suggested clipIf you just used the filler compound. Make sure you push it down into the crack that way otherwiseMoreIf you just used the filler compound. Make sure you push it down into the crack that way otherwise they're just going to come right back out anyway. And here's the other half of the trick.

How do you fix crumbling aggregate concrete?

1:584:26How to repair an exposed aggregate concrete sidewalk with MatchCrete ...YouTubeStart of suggested clipEnd of suggested clipSo don't wait too long you can drop it a little bit extra rock here to fill up these cracks theMoreSo don't wait too long you can drop it a little bit extra rock here to fill up these cracks the bigger ones go back and just bloom. In can move around a little bit if you have to just work your way.

Can you reseal exposed aggregate?

Resealing is especially important for exposed aggregate because it helps the concrete maintain its highly lustrous appearance and extend its lifespan by adding further weather resistance.

How do you repair cracked exposed aggregate?

0:272:18Exposed Aggregate Crack Repair in a Concrete Patio. - YouTubeYouTubeStart of suggested clipEnd of suggested clipDirectly into the crack. Add some rock to the wider parts of the crack. Use a popsicle stick or aMoreDirectly into the crack. Add some rock to the wider parts of the crack. Use a popsicle stick or a trowel move around the rocks together just right. Continue on down the crack. And more rock when you.

How do you resurface over exposed aggregate concrete?

0:079:54Exposed Aggregate Restoration, stamped concrete sealer - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd then we're going to use Trin --ax stamped shield Tremec stamped shield is a low build sealer. SoMoreAnd then we're going to use Trin --ax stamped shield Tremec stamped shield is a low build sealer. So we won't have problems with voiding out it's going to color enhance.

Can you repair exposed aggregate driveway?

All of this sounds fairly pessimistic, but patching exposed aggregate concrete is certainly possible. Whether you attempt this as a DIY project or call in the pros for a proper fix, here are the steps that have to be taken for a job well done.

Can crumbling concrete be repaired?

You can repair and resurface your spalled concrete in any number of ways. You can buy products that apply a very thin coating on the concrete. The larger premixed bagged concrete manufacturers make these, as do some other specialty companies.

How do you fix a spalling concrete driveway?

0:402:47Concrete Surfaces Spalling - Sherwin-Williams - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou'll need a water source mixing bucket variable speed drill mixing paddle steel trowel safetyMoreYou'll need a water source mixing bucket variable speed drill mixing paddle steel trowel safety glasses and a respirator. Before getting started make sure the surface is clean dull dry.

How much does it cost to seal exposed aggregate driveway?

Re-sealing a concrete driveway reliably can cost between $500 and $1000 every 2-3 years, which at first glance may seem excessive.

How often should you reseal aggregate?

every 12 to 36 monthsDepending on weather and traffic, when using an acrylic sealer exposed aggregate concrete should be sealed every 12 to 36 months.

Does Exposed aggregate require maintenance?

When it comes to maintaining exposed aggregate, regular cleaning is of utmost importance. Ideally, you want to sweep your patio or driveway at least once a day to keep it free from dust, dirt, or debris. (You can also use a leaf blower to speed up the process).

How do you fix bad Exposed aggregate concrete?

This uneven exposed aggregate surface needs to be treated with an acid wash. This is one of the few times I recommend an acid for a concrete repair. A strong acid wash should help even out the surface. Start with a muriatic acid diluted 1:1 with water.

Can exposed aggregate be resurfaced?

Exposed aggregate concrete is a decorative finish where the top layer of concrete is removed to reveal the small aggregates beneath the surface. This means if you have an existing concrete surface that is structurally sound, we can resurface it to look like exposed concrete.

Does Exposed aggregate crack?

Will my new Exposed Aggregate product crack? Like all concrete products there is always some risk of cracks occurring. We cannot guarantee it won’t crack due to subsidence and other variables. Although we do everything we can to minimise the chance of cracking by cutting control joins and using expansion foam.

How do I restore exposed aggregate?

The best way to clean oil and grease stains from your exposed aggregate driveway is to apply a driveway cleaning solution that will break down the oil. Luckily, you can make this mixture using household products like dishwashing liquid or baking soda.

How do you mix Exposed aggregate concrete?

Slabs should be cast monolithically with a mix as follows: portland cement, 1 part by weight, three-eighths inch and smaller pea gravel, 3.2 parts by weight, and concrete sand, 2.3 parts by weight. Water should be carefully controlled to hold the slump as low as practicable for workability.

What is the best concrete sealer for exposed aggregate?

After cleaning the exposed aggregate allow the surface to dry for 2 days before sealing. The best exposed aggregate sealer is a solvent based acrylic sealer. Best Sealers to Use for Exposed Aggregate:

How do you clean exposed aggregate concrete?

Use a high pressure washer with hot water and a commercial-grade degreaser to eliminate oil stains. The hot water will help lift oil from the surface and the degreaser will emulsify the stain and allow it to wash off easily. Exposed aggregate cleaners can be applied on tire marks before rinsing it off with hot water.

What to use to cover up a concrete driveway?

If your driveway or sidewalk has any areas of decoration that you don’t want to get ruined, use tape , such as duct or painters tape to cover it up. Only cover the areas that are absolutely necessary so you won't miss any cracks or open spaces when you are pouring the concrete.

What is aggregate concrete?

Aggregate concrete is a popular decorative building material used to form driveways, sidewalks or other flat surfaces. Sometimes these wear out and there’s a need to repair the exposed aggregate concrete.

How long does it take to repair concrete?

Wait until the concrete completely sets and is hard to the touch. This can take several minutes to a couple of hours depending on the type of concrete you used to repair the exposed aggregate concrete areas.

How to protect hands from getting injured when fixing concrete?

As the saying goes, precaution is better than cure, so take proper precaution while working on the project. Put on work gloves to protect your hands from getting injured while you work on fixing the concrete areas on your sidewalk or driveway.

Can you use a broom to clean dirt off concrete?

After sweeping with a broom, you can use the hose and sprayer attachment to wash any remaining dirt off the concrete. This is important because the new concrete won’t go down properly if the area is dirty. Plus, it wouldn’t look very nice to have pieces of grass or dirt hardened into the concrete.

Step 1

Remove grime and grease stains with a power washer and a scrub brush. Any debris remaining on top of the driveway will weaken the bond with the new aggregate.

Step 2

Fill any cracks and holes created by dislodged aggregate with vinyl concrete patching compound using a putty knife and trowel. Tamp the compound and wait a few hours for it to dry.

Step 3

Use a roller brush to apply a coat of bonding adhesive over the entire driveway.

Step 4

Mix a package of concrete and water in a concrete mixer until it is thick and spreadable. Tilt the mixer over the surface and spread it with a gauge rake. Pull a screed board over the driveway to make the concrete level.

Step 5

Use a shovel to scatter decorative stones evenly over the surface. Press the aggregate into the wet concrete with a wood board, pushing just hard enough to embed the rocks in the wet concrete. Wait about two hours for it to begin hardening.

Step 6

Hose off the surface and use a stiff broom to brush off the thin top layer of cement. Expose only the top of the aggregate. If the depth of exposure is too much, the rocks will soon dislodge.

Step 7

Roll a coat of penetrating sealer over the driveway with a roller brush after it cures for about a week. Filling the porous surface helps guard it from future water damage.

What is an Aggregate Driveway?

Aggregate is any type of rock or stone that is mixed with cement to make concrete. With normal concrete, the amount of cement binder hides the aggregate. An exposed aggregate driveway has less cement, leaving the stone and rocks exposed.

How Much is an Exposed Aggregate Driveway?

The cost of an exposed aggregate driveway is comparable to a concrete driveway. Expect to pay $8 to $10 per square foot for the materials and labor.

Aggregate Driveway Installation

Installing an aggregate driveway begins much the same way as a normal concrete driveway. Build a frame around the driveway to hold the concrete in place. Pour and smooth the concrete.

Aggregate Driveway Sealer

Sealing an exposed aggregate driveway protects it against water infiltration and extends the life of your driveway. Use the same type of penetrating sealer that is used on concrete.

How to Clean an Aggregate Driveway

Cleaning an aggregate driveway is as easy as spraying it with water. Exercise caution when using a pressure washer on exposed aggregate. Keep the setting below 3,000 psi. Any higher, and you may dislodge the rocks and stones.

Aggregate Driveway Repair

Repairing holes, cracks, and stains on an aggregate driveway is a bit more involved than with a standard concrete driveway. You need to maintain the aesthetic of the finish. Keep some of the original aggregate material on hand for repairs.

Related Questions

Yes. Exposed aggregate is a perfect material for a pool deck. It looks good, and it is slip-resistant.